4467779998 has 16 divisors (see below), whose sum is σ = 7312363776. Its totient is φ = 2030406040.

The previous prime is 4467779957. The next prime is 4467779999. The reversal of 4467779998 is 8999777644.

It is a super-2 number, since 2×4467779998² = 39922116221057760008, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4467779999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112665 + ... + 147067.

It is an arithmetic number, because the mean of its divisors is an integer number (457022736).

Almost surely, 2^4467779998 is an apocalyptic number.

4467779998 is a deficient number, since it is larger than the sum of its proper divisors (2844583778).

4467779998 is a wasteful number, since it uses less digits than its factorization.

4467779998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40319.

The product of its digits is 192036096, while the sum is 70.

The square root of 4467779998 is about 66841.4541882506. The cubic root of 4467779998 is about 1647.0138825816.

The spelling of 4467779998 in words is "four billion, four hundred sixty-seven million, seven hundred seventy-nine thousand, nine hundred ninety-eight".